Name:	us-gaap_GuaranteeObligationsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=82913245&loc=d3e12069-110248

Name:	us-gaap_GuaranteeObligationsMaximumExposure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Reflects the amount of possible loss from the specified contingency as of the balance sheet date.

No definition available.

Name:	yum_AmountOfPossibleLossForContingencies
Namespace Prefix:	yum_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Present value of maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

No definition available.

Name:	yum_GuaranteeObligationsMaximumExposureAtPresentValue
Namespace Prefix:	yum_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Guarantor Exposure as percent of outstanding loans

No definition available.

Name:	yum_GuarantorExposureaspercentofoutstandingloans
Namespace Prefix:	yum_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

Total loans outstanding under lending/financing programs

No definition available.

Name:	yum_TotalLoansOutstanding
Namespace Prefix:	yum_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Year that the longest lease is scheduled to expire

No definition available.

Name:	yum_YearLongestLeaseExpires
Namespace Prefix:	yum_
Data Type:	xbrli:gYearItemType
Balance Type:	na
Period Type:	duration

Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_PerformanceGuaranteeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_GuaranteeOfIndebtednessOfOthersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_GuaranteeObligationsByNatureAxis=us-gaap_PropertyLeaseGuaranteeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: